Outland for alliance, stormscale for horde.
Both servers are full of elitist pricks and douchbags thinking they are it because they wintraded/exploited to 2.2k tho.
Most language groups have their own servers, for generel/english Speaking one I agree with the above statement. But as usually the vast majority isn't any good but think they're anyway because they play on the same server as the decent players do.